Benjamin Hall v. United States, 2d Cir. No. 17-1513 (Jan. 19, 2023), decides a question most of us thought had been answered already – that United States v. Davis, 139 S. Ct. 2319 (2019), striking the residual clause of § 924(c) as unconstitutionally vague, rendered a substantive rule retroactive to cases on collateral review. As Judge Carney’s opinion notes, the Supreme Court held in Welch v. United States, 578 U.S. 120 (2016), that Johnson v. United States, 576 U.S. 591 (2015), striking the residual clause of the ACCA as unconstitutionally vague, is retroactively applicable as a substantive rule. Op. 9. Johnson “changed the substantive reach” of the ACCA by voiding its residual clause, thus “altering the range of conduct or the class of persons that the [Act] punishes.” 578 U.S. at 129.
Johnson qualifies easily as a substantive rule, defined as one that “narrow[s] the scope …